How many litres does 0.5 mol of an ideal gas occupy at 500 K and 4 Pa? Use Pa L/(mol K).

Answer and explanation

Correct answer: B. 5.19 L

  1. Step 1: Use , so .
  2. Step 2: L.
Answer
5.19 L.
Why not the others: 51.88 L: the power of ten of the pressure is mishandled. 0.52 L: the power of ten of the pressure is mishandled. 1000 L: the gas constant is ignored and the quantities are multiplied.

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